BMI Calculator

Body Mass Index based on your height and weight.

Height (cm)

Weight (kg)

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What is BMI Calculator?

The FreeGeron BMI Calculator helps you calculate your Body Mass Index quickly using your height and weight. BMI is a widely used screening tool to assess whether you are in a healthy weight range for your height. Enter your measurements in metric or imperial units and instantly receive your BMI score along with a health category interpretation of underweight normal weight overweight or obese.

How to use BMI Calculator

Select your preferred unit system of metric or imperial.
Enter your height and current weight.
Click Calculate BMI to see your result.
Review your BMI score and the corresponding health category.
Consult a healthcare professional for personalized health advice.

Common use cases

Running quick numeric checks without opening Excel.
Using BMI Calculator to plan a personal budget, project, or goal.
Comparing scenarios side-by-side before making a decision.
Double-checking figures from another calculator or spreadsheet.

Frequently Asked Questions

What is a healthy BMI range?

A BMI between 18.5 and 24.9 is considered normal and healthy for most adults.

Is BMI an accurate measure of health?

BMI is a useful screening tool but does not account for muscle mass bone density or body fat distribution.

Is this free?

Yes completely free.